/*
2、定义枚举类型的同时定义枚举变量
enum DAY
{
      MON=1, TUE, WED, THU, FRI, SAT, SUN
} day;

#include <stdio.h>

enum DAY
{
      MON=1, TUE, WED, THU, FRI, SAT, SUN
};

int main()
{
    enum DAY day;
    day = WED;
    printf("%d",day);
    return 0;
}


遍历
#include <stdio.h>

enum DAY
{
      MON=1, TUE, WED, THU, FRI, SAT, SUN
} day;
int main()
{
    // 遍历枚举元素
    for (day = MON; day <= SUN; day++) {
        printf("枚举元素：%d \n", day);
    }
}
*/